On Wed, 27 Sep 2006 21:05:18 -0400
Jeff Garzik <[email protected]> wrote:
> As the last patch demonstrated, it is quite valid for a caller to ignore
> the return value of device_for_each_child(), given that the return value
> is wholly dependent on the actor -- which in practice often has a
> hardcoded return value.
Yes, but almost all of the instances which you found are flat-out *wrong*.
They're returning 0 or 1 at random places in the callchain because they're
calling intermediate void-returning functions which are themselves dropping
error codes on the floor instead of returning them.
Let no error go unhandled!
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